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Finding the Fourth Proportional to 508.94, 702.33 and 276.06

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Solution

The fourth proportional to 508.94, 702.33 and 276.06 is: 380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.94 : 702.33 = 276.06 : x
  2. Step 2: Convert to fraction form
    508.94/702.33 = 276.06/x
  3. Step 3: Cross multiply
    508.94x = 702.33 × 276.06
  4. Step 4: Simplify right side
    508.94x = 193,885.22
  5. Step 5: Solve for x
    x = 193,885.22/508.94
  6. Step 6: Final answer
    x = 380.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.